Club de Roma : Guanajuato, Gto.
Program of events for the Club of Rome special meeting in Guanajuato, Mexico
El píplia : Solidaridad para la paz y el desarrollo
Progress report on the second phase of the Alternative to Growth ten year program
Alternatives to Growth '77
Four summaries of major reports to The Club of Rome
The Mitchell Prize Competition 1977 : abstracts of papers selected as finalists